Skip to content
Lunar Calendar moon phases for every day

Moon Sign Compatibility

Calculator and chart for all 12 moon signs

Enter two birth dates, or pick two moon signs, and read how the pairing is seen in the lunar astrology tradition: in love, in family life, and at work. The texts describe tendencies, not scores.

  • Two birth dates with time zones
  • Or pick two signs from the chart
  • Love, family, and work

Not sure of your moon sign yet? The moon sign calculator finds it from your birth date.

Compare two birth dates

First person

Date of birth

Time (optional; it matters on days when the Moon changes sign)

Second person

Date of birth

Time (optional; it matters on days when the Moon changes sign)

Already know both moon signs?

and

Compatibility of Sagittarius moon sign with Aquarius moon sign

Sagittarius moon Fire

Key phrase: I see

Emotional style
Often adventurous, optimistic, and freedom-loving.
Deepest desires
To explore new horizons, expand their knowledge and understanding of the world, and experience freedom.
Aquarius moon Air

Key phrase: I know

Emotional style
Often innovative, independent, and unconventional.
Deepest desires
To think independently, break free from tradition and convention, and create positive change.

Sagittarius is a fire sign and Aquarius is an air sign: in the tradition these are friendly elements, each easy for the other to read.

Love

When it comes to romance, a Sagittarius moon sign and an Aquarius moon sign can be a natural match. Both signs have a deep understanding of each other, and they can easily find common ground in their appreciation for life’s experiences and adventures. Sagittarius is a passionate, optimistic sign, while Aquarius is an independent and creative sign. The combination of the two creates an environment of mutual admiration and understanding, where both signs can thrive.

Family life

When it comes to family relationships, the compatibility between a Sagittarius and an Aquarius tends to be strong. Both signs have a great understanding of each other’s need for freedom and respect. They share a love of travel and adventure, as well as respect for each other’s opinions. Over time, Sagittarius and Aquarius can develop a strong bond of friendship and trust, which is essential for any healthy and long-lasting family relationship.

Work

The professional relationship between a Sagittarius moon and an Aquarius moon has a lot of potential. Both signs have a natural tendency to think outside the box and can easily find common ground in their creative and innovative approaches to problem solving. As co-workers, the two often find inspiration in each other’s ideas and can come up with unique solutions to any issue. Sagittarius and Aquarius can develop a strong working relationship that is based on respect and admiration.

Overall

A Sagittarius and an Aquarius tend to get along well, regardless of the context. Whether it’s a romantic, familial, or professional relationship, the two signs usually see eye to eye and can build a bond of understanding and admiration.

Full profiles: Moon in Sagittarius and Moon in Aquarius. Birth phases pair too: the moon phase calculator reads two birthdays by the phase of the Moon.

Moon sign compatibility chart

Astrological tradition sorts moon sign pairs by element: signs of the same element share a language, fire with air and earth with water are read as friendly, and the other combinations as contrasting. Pick any cell to read how that pairing is described in love, family life, and work.

● same element · ◐ friendly elements (fire and air, earth and water) · ○ contrasting elements. Rows and columns are the two moon signs; the texts are the same whichever way around you read the pair.

How the tradition reads two moon signs

Astrology treats the Moon as the emotional side of a person: how someone reacts before thinking, what makes them feel safe, and how they show care. When two people compare moon signs, the tradition is comparing those emotional styles. Two people with sun signs that are said to clash can still have moon signs that understand each other without a word, and the reverse is just as common, which is why moon sign compatibility gets its own reading rather than borrowing the horoscope’s.

The texts on this page follow that tradition. Each pairing is described in three settings—love, family life, and work—because the same two emotional styles meet differently across a dinner table than across a desk. Every text describes tendencies: what each person tends to bring, where the two styles meet easily, and where they need translation.

Elements and modalities

The quickest reading uses the four elements. Fire moons (Aries, Leo, Sagittarius) react with warmth and speed; earth moons (Taurus, Virgo, Capricorn) with steadiness; air moons (Gemini, Libra, Aquarius) with words and ideas; water moons (Cancer, Scorpio, Pisces) with feeling. Two moons of the same element are said to share a language. Fire and air are read as friendly to each other, as are earth and water, because each feeds what the other values. The remaining combinations, such as fire with water or air with earth, are read as contrasting: a pairing in which each has to learn the other’s language, and often the more interesting for it.

A second layer uses the modalities. Cardinal moons (Aries, Cancer, Libra, Capricorn) start things, fixed moons (Taurus, Leo, Scorpio, Aquarius) hold them steady, and mutable moons (Gemini, Virgo, Sagittarius, Pisces) adapt. Two fixed moons, for example, are said to be loyal and stubborn in equal measure. The pair texts weave both layers together without naming them.

What the calculator does and does not do

The calculator finds each person’s moon sign from the birth date, time, and time zone, exactly as the moon sign calculator does, and then shows the texts for that pairing. On a day when the Moon changed sign, it names both signs and the time of the change, so that nobody reads the wrong pairing because of a missing birth time.

It does not score the match. Percentages and points would suggest a precision the tradition never claimed, and they tend to turn a conversation starter into a verdict. Read the pairing, see what rings true, and talk about it; that is what the tradition is for. If you want to look at the same two people from another angle, the moon phase calculator reads two birthdays by the phase of the Moon instead of its sign.

Frequently asked questions

What moon signs go well together?

Astrological tradition pairs moon signs by element. Signs of the same element, such as two water moons, are said to share an emotional language; fire and air moons, and earth and water moons, are read as friendly pairs; the remaining combinations are said to need more translation between them. Any two signs can work when both partners say what they need, which is why the pairings here describe tendencies rather than verdicts.

Do soulmates have matching moon signs?

Matching moon signs are not a requirement for a lasting bond. The tradition reads two people with the same moon sign as instinctively in step, which feels comfortable, while different signs each bring something the other lacks. Many long partnerships pair contrasting moons. The calculator shows what each pairing tends to bring; it does not score the match, because the tradition offers no such scale.

Which moon sign is attractive?

Each moon sign is attractive in its own register. Astrology links Taurus and Libra moons with warmth and ease, Scorpio and Pisces moons with depth, Leo and Aries moons with energy, and so on through the zodiac; what draws one person leaves another cold. In this tradition attraction comes from complementary emotional styles, not from one sign outranking the rest.

How does moon sign compatibility work?

Enter both birth dates, with times and time zones where you know them. The calculator finds the sign the Moon was in at each birth and shows how that pairing is read in love, in family life, and at work. The texts follow the lunar astrology tradition and describe tendencies: how each person tends to feel and react, and where the two styles meet.